- Companies
- Property developers
- London
- Procoelum Ltd
Procoelum Ltd
- Company number
- 13998411
- Incorporated
- 23 Mar 20224 years trading
- Registered office
- 50 International House, Essex Street, London, WC2 3JF
- Nature of business
- Development of building projects; Construction of domestic buildings; Other construction installation
Procoelum Ltd is a 4-year-old private limited company registered in London, company number 13998411, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £25K (-99%) on the year before, to £251.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £72K against £72K owed within a year: 1.0 times cover.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £251 | £70K | £72K | £72K | 2 |
| 31 Mar 2025 | £25K | £96K | £110K | £86K | 3 |
| 31 Mar 2024 | £41K | £220K | £222K | £182K | 3 |
| 31 Mar 2023 | £285 | £139K | £174K | £174K | 2 |
What happens if Procoelum Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 13998411
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 March 2022 (4 years ago)
- Registered office
- 50 International House, Essex Street, London, WC2 3JF
- Nature of business
- Development of building projects (SIC 41100)
Construction of domestic buildings (SIC 41202)
Other construction installation (SIC 43290) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 3 June 2026
- Previous names
- Monaadz Ltd (until 24 Jun 2022)
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in London
Other active property development companies registered in London.
- Prodec Construction Limited2010
- Prodrica Trading Limited2020
- Proelectro Projects Ltd2024
- Prof-Max Ltd2026
- Professional Real Estate Limited2018
- Progress UK Limited2026
- Progressive Realty Ltd2025
- Prohome Properties Ltd2023
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Procoelum Ltd's accounts due?
Procoelum Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Procoelum Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Procoelum Ltd still trading?
Procoelum Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Procoelum Ltd do?
Procoelum Ltd is registered under Development of building projects (SIC 41100); Construction of domestic buildings (SIC 41202); Other construction installation (SIC 43290).
How old is Procoelum Ltd?
Procoelum Ltd was incorporated on 23 March 2022, 4 years ago.
What is the penalty if Procoelum Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Procoelum Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.